Proline Promag 53 MODBUS RS485 Operation
Endress+Hauser 77
5.7.4 Current output configuration
The current output is configured as "active" or "passive" by means of various jumpers on the current
submodule.
#
Warning!
Risk of electric shock. Exposed components carry dangerous voltages.
Make sure that the power supply is switched off before you remove the cover of the electronics
compartment.
1. Switch off power supply.
2. Remove the I/O board. → ä 108
3. Position the jumpers (see Figure).
"
Caution!
Risk of destroying the measuring device. Set the jumpers exactly as shown in the diagram.
Incorrectly set jumpers can cause overcurrents that would destroy either the measuring device
or external devices connected to it.
4. Installation of the I/O board is the reverse of the removal procedure.
a0004411
Fig. 52: Configuring the current input with the aid of jumpers (I/O board)
1 Current output
1.1 Active current output (factory setting)
1.2 Passive current output
1.1
1.2
+
+
INPUT/OUTPUT 4
INPUT/OUTPUT 3
1
2
3
4
W
E
N
O
1
2
3
4
W
E
N
O
1
2
3
4
W
E
N
O
1
2
3
4
W
E
N
O
1
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